Etymology

otoacoustic

O1T1O1A1C3O1U1S1T1I1C3

Today it means: Of or pertaining to sounds generated by the inner ear. Full definition →

English acoustic ← Medieval Latin acousticus ← Ancient Greek ᾰ̓κουστῐκός (ăkoustĭkós)
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The story

  1. Proto-Indo-European*h₂ew-
  2. Proto-Indo-European*h₂ṓws
  3. Ancient Greekοὖς (oûs)
  4. Ancient Greekὠτ- (ōt-)
  5. Englishot-
  6. Englishoto-
  7. Proto-Indo-European*h₂eḱ-
  8. Proto-Indo-European*h₂ṓws
  9. Proto-Indo-European*h₂ḱh₂owsyéti
  10. Proto-Hellenic*akóuhō
  11. Ancient Greekἀκούω (akoúō)
  12. Ancient Greekᾰ̓κουστῐκός (ăkoustĭkós)
  13. Medieval Latinacousticus
  14. Englishacoustic
  15. English todayotoacoustic

From oto- + acoustic.

Etymology from Wiktionary, CC BY-SA 4.0.